surnamed SACRUS, was born in Alexandria, and flourished about the beginning of the third century. He was one of the most celebrated philosophers of his age. He took great pains in reconciling the differences between the Platonists and Peripatetics, in which he gained great reputation. Plotinus and Origen were both his disciples. He died about the year 230.

surnamed LITHOTOME, a celebrated surgeon of Alexandria, so called from his inventing the operation of drawing the stone out of the bladder.